Language/Media Skills, Other Skills, Auxiliary Skills, Additional Skills, Supplementary Skills.
And, yes, you are correct, do not use "soft skills". That relates more to a persons ability to interact …

Pyschosomatic is the answer they are seeking. Hypochondriac is really reserved for people who are worried about getting sick. That is as opposed to the manifestation of illness from thinking about it. …

I'm not sure of your full intentions but I will help you modify the phrasing so it's grammatically correct using the context I can gather. It sounds to me like you are writing a piece for a therapist …